CVE-2023-3907

Improper User Management in GitLab

State: Published
Severity: 4.9 Medium
Published: Dec 17, 2023
Updated: May 31, 2026
Reserved: Jul 25, 2023

Description

A privilege escalation vulnerability in GitLab EE affecting all versions from 16.0 prior to 16.4.4, 16.5 prior to 16.5.4, and 16.6 prior to 16.6.2 allows a project Maintainer to use a Project Access Token to escalate their role to Owner

Scores

CVSS	Score	Vector	Source
3.1	4.9 Medium	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N	GitLab

Weaknesses

CWE-286 Incorrect User Management

Affected Products

Product	Versions
GitLabGitLab	16.0 to before 16.4.4Affected 16.5 to before 16.5.4Affected 16.6 to before 16.6.2Affected

References

GitLab Issue #418878issue-tracking
HackerOne Bug Bounty Report #2058934technical-descriptionexploitpermissions-required

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